Question

When the distance of an object from a concave mirror is decreased from 15 cm to 9 cm, the image gets magnified 3 times than that in first case. calculate the focal length of the mirror.

Answer 1

Answer:

your mom

Explanation:

https://app.edmentum.com/mimetex/mimetex?\fs3%20\textrm{T}_{(^{\circ}\textrm{C})}=%20\left%20(%20\textrm{T}_{(^{\circ}\textrm{F})}-32%20\right%20)\times%20\frac{5}{9}